<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <title>Document</title>
    <style type="text/css">
        .time-item {
            width: 450px;
            height: 45px;
            margin: 0 auto;
        }

        .time-item strong {
            background: orange;
            color: #fff;
            line-height: 49px;
            font-size: 36px;
            font-family: Arial;
            padding: 0 10px;
            margin-right: 10px;
            border-radius: 5px;
            box-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
        }

        .time-item>span {
            float: left;
            line-height: 49px;
            color: orange;
            font-size: 32px;
            margin: 0 10px;
            font-family: Arial, Helvetica, sans-serif;
        }

        .title {
            width: 260px;
            height: 50px;
            margin: 200px auto 50px auto;
        }
    </style>

</head>

<body>
    <h1 class="title">距离光棍节，还有</h1>

    <div class="time-item">
        <span><span id="day">00</span>天</span>
        <strong><span id="hour">00</span>时</strong>
        <strong><span id="minute">00</span>分</strong>
        <strong><span id="second">00</span>秒</strong>
    </div>

    <script>
        function timeout() {
            // 现在的日期对象  
            // 光棍节的日期对象  
            var gun = new Date('2023-11-11 00:00:00');
            var olds = gun.getTime();
            var now = new Date();
            var news = now.getTime();


            var res = olds - news; //毫秒 
            res /= 1000 //换算成秒  
            var day, hour, minutes, second;
            day = parseInt(res / (3600 * 24));
            hour = parseInt(res / 3600 % 24); // 求余(3600*24) 整除 3600 
            minutes = parseInt(res / 60 % 60); // 求余 3600 整除 60 
            second = parseInt(res % 60);

            // console.log(day,hour,minutes,second);
            // 在这个文档中 找到id是day的 然后给标签中间的内容重新赋值 

            document.getElementById('day').innerHTML = day;
            document.getElementById('hour').innerHTML = hour;
            document.getElementById('minute').innerHTML = minutes;
            document.getElementById('second').innerHTML = second;
        }



        var res = setInterval(timeout, 1000);

        
    </script>

</body>

</html>